10 /* How many load/unload operations do we do. */
11 #define TEST_ROUNDS 1000
16 /* Name of the module. */
22 { "testobj1.so", NULL },
23 { "testobj2.so", NULL },
24 { "testobj3.so", NULL },
25 { "testobj4.so", NULL },
26 { "testobj5.so", NULL },
27 { "testobj6.so", NULL },
29 #define NOBJS (sizeof (testobjs) / sizeof (testobjs[0]))
34 /* Name of a function to call. */
36 /* Index in status and handle array. */
38 /* Options while loading the module. */
42 { "obj1func2", 0, RTLD_LAZY },
43 { "obj1func1", 0, RTLD_LAZY | RTLD_GLOBAL },
44 { "obj1func1", 0, RTLD_NOW, },
45 { "obj1func2", 0, RTLD_NOW | RTLD_GLOBAL },
46 { "obj2func2", 1, RTLD_LAZY },
47 { "obj2func1", 1, RTLD_LAZY | RTLD_GLOBAL, },
48 { "obj2func1", 1, RTLD_NOW, },
49 { "obj2func2", 1, RTLD_NOW | RTLD_GLOBAL },
50 { "obj3func2", 2, RTLD_LAZY },
51 { "obj3func1", 2, RTLD_LAZY | RTLD_GLOBAL },
52 { "obj3func1", 2, RTLD_NOW },
53 { "obj3func2", 2, RTLD_NOW | RTLD_GLOBAL },
54 { "obj4func2", 3, RTLD_LAZY },
55 { "obj4func1", 3, RTLD_LAZY | RTLD_GLOBAL },
56 { "obj4func1", 3, RTLD_NOW },
57 { "obj4func2", 3, RTLD_NOW | RTLD_GLOBAL },
58 { "obj5func2", 4, RTLD_LAZY },
59 { "obj5func1", 4, RTLD_LAZY | RTLD_GLOBAL },
60 { "obj5func1", 4, RTLD_NOW },
61 { "obj5func2", 4, RTLD_NOW | RTLD_GLOBAL },
62 { "obj6func2", 5, RTLD_LAZY },
63 { "obj6func1", 5, RTLD_LAZY | RTLD_GLOBAL },
64 { "obj6func1", 5, RTLD_NOW },
65 { "obj6func2", 5, RTLD_NOW | RTLD_GLOBAL },
67 #define NTESTS (sizeof (tests) / sizeof (tests[0]))
70 #include <include/link.h>
73 for (map = _r_debug.r_map; map != NULL; map = map->l_next) \
74 if (map->l_type == lt_loaded) \
75 printf ("name = \"%s\", opencount = %d\n", \
76 map->l_name, (int) map->l_opencount); \
81 main (int argc, char *argv[])
83 int debug = argc > 1 && argv[1][0] != '\0';
84 int count = TEST_ROUNDS;
91 srandom (TEST_ROUNDS);
95 puts ("in the beginning");
101 int nr = random () % NTESTS;
102 int index = tests[nr].index;
104 printf ("%4d: %4d: ", count + 1, nr);
107 if (testobjs[index].handle == NULL)
111 /* Load the object. */
112 testobjs[index].handle = dlopen (testobjs[index].name,
114 if (testobjs[index].handle == NULL)
115 error (EXIT_FAILURE, 0, "cannot load `%s': %s",
116 testobjs[index].name, dlerror ());
118 /* Test the function call. */
119 fct = dlsym (testobjs[index].handle, tests[nr].fname);
121 error (EXIT_FAILURE, 0,
122 "cannot get function `%s' from shared object `%s': %s",
123 tests[nr].fname, testobjs[index].name, dlerror ());
127 printf ("successfully loaded `%s', handle %p\n",
128 testobjs[index].name, testobjs[index].handle);
132 if (dlclose (testobjs[index].handle) != 0)
134 printf ("failed to close %s\n", testobjs[index].name);
138 printf ("successfully unloaded `%s', handle %p\n",
139 testobjs[index].name, testobjs[index].handle);
141 testobjs[index].handle = NULL;
148 /* Unload all loaded modules. */
149 for (count = 0; count < (int) NOBJS; ++count)
150 if (testobjs[count].handle != NULL)
152 printf ("\nclose: %s: l_initfini = %p, l_versions = %p\n",
153 testobjs[count].name,
154 ((struct link_map*)testobjs[count].handle)->l_initfini,
155 ((struct link_map*)testobjs[count].handle)->l_versions);
157 if (dlclose (testobjs[count].handle) != 0)
159 printf ("failed to close %s\n", testobjs[count].name);
164 /* Check whether all files are unloaded. */
165 for (map = _r_debug.r_map; map != NULL; map = map->l_next)
166 if (map->l_type == lt_loaded)
168 printf ("name = \"%s\", opencount = %d\n",
169 map->l_name, (int) map->l_opencount);
177 extern int foo (int a);